"I watched the musical episode, which I thought was so fun, and it was crazy to me that they could all sing. I was like, 'They did not display this talent when I was there. None of them were singing,'" she joked. When Ray asked Heigl if she had the skills to "bust out" a tune, the actress quickly quipped, "No, I cannot."

Want to judge for yourself? Watch Heigl's performance of Elton John's classic "Bennie and the Jets" in "27 Dresses."

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